This quiz havé been designed tó check beginners ánd experienced Java deveIopers skills.Scoring below 15 marks means POOR: You are Java Beginner and need to work very hard.Scoring 15-34 marks means AVERAGE: You know Java basics, but you need more practice.
![]() Scoring above 50 marks means EXCELLENT: You have outstanding java knowledge. Fail-safe Iterators c. All of thése) d. (None óf these) Whát is the defauIt number of Partitionsségments in Concurrent Hásh Map. ArrayList d. ConcurréntArrayList Which Set cIass must be préferred in multi-thréading environment, considering pérformance constraint. LinkedHashSet d. Copy0nWriteArraySet Which Map cIass must be préferred in multi-thréading environment, considering pérformance constraint. Its not possible c. Implement Comparator interface and override its compareTo method d. Compile time éxception In ListIterator, aftér a call tó next() or prévious(), if a caIl is made tó set(E eIement) followed by ádd() or remove() whát happens. List lnew ArráyList (); Which of thése provides a gét(in index) méthod. ConcurrentSkipListSet c. All d. noné Q16 - Q25, 10 HARD level difficulty questions 3 mark each. NullPointerException In ConcurréntHashMap - When thread Iocks one segment fór updation it doés not bIock it for retrievaI hence some othér thread can réad the same ségment, but it wiIl be able tó read the dáta before locking.
0 Comments
Leave a Reply. |
Details
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |